Description
Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric GX Works2 versions 1.606G and prior allows a remote unauthenticated attacker to cause a DoS condition in GX Works2 by getting GX Works2 to read a tampered program file from a Mitsubishi Electric PLC by sending malicious crafted packets to tamper with the program file.
References (3)
Core 3
Core References
Vendor Advisory x_refsource_misc
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-020_en.pdf
Third Party Advisory x_refsource_misc
https://jvn.jp/vu/JVNVU93019896/index.html
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-21-350-04
Scores
CVSS v3
7.5
EPSS
0.0026
EPSS Percentile
49.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
Status
published
Products (1)
mitsubishielectric/gx_works2
< 1.606g
Published
Dec 17, 2021
Tracked Since
Feb 18, 2026